You must always take inflation into account in these comparisons. $0.25 in 1970 has equivalent purchasing power of 1.48$ right now. And $0.50 in 1985 matches

You must always take inflation into account in these comparisons. $0.25 in 1970 has equivalent purchasing power of 1.48$ right now. And $0.50 in 1985 matches to pretty much exact $1 right now.